Impersonal structures have no subject. 'There' and 'it' are normally used in the subject position. Complete the sentences with there or it​

ОТВЕТ:

1. Don't forget. There's World Animal day tomorrow and we're having an event to raise awareness about animal issues.

2. Shall we start the meeting? There's a lot to discuss

3. The last time we visited the bird sanctuary, it rained a lot

4. It is very difficult being a marine biologist

5. Fortunately, it is still hope that things will improve